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| author | watcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb> | 2011-04-21 14:14:52 +0000 |
|---|---|---|
| committer | watcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb> | 2011-04-21 14:14:52 +0000 |
| commit | cb4a46e7fbe62d788e66ed6121c717a2d22a4d7c (patch) | |
| tree | 30df260fdc5a1b5a7049c2f8cac8b7ef17513d6d /cryptopp/crypto/modexppc.h | |
| parent | 19b6f534d2e784a1e120bf52c4aa07004798f473 (diff) | |
svn.miranda.im is moving to a new home!
git-svn-id: http://miranda-plugins.googlecode.com/svn/trunk@7 e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb
Diffstat (limited to 'cryptopp/crypto/modexppc.h')
| -rw-r--r-- | cryptopp/crypto/modexppc.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/cryptopp/crypto/modexppc.h b/cryptopp/crypto/modexppc.h new file mode 100644 index 0000000..a9df756 --- /dev/null +++ b/cryptopp/crypto/modexppc.h @@ -0,0 +1,34 @@ +#ifndef CRYPTOPP_MODEXPPC_H
+#define CRYPTOPP_MODEXPPC_H
+
+#include "modarith.h"
+#include "eprecomp.h"
+#include "smartptr.h"
+#include "pubkey.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+CRYPTOPP_DLL_TEMPLATE_CLASS DL_FixedBasePrecomputationImpl<Integer>;
+
+class ModExpPrecomputation : public DL_GroupPrecomputation<Integer>
+{
+public:
+ // DL_GroupPrecomputation
+ bool NeedConversions() const {return true;}
+ Element ConvertIn(const Element &v) const {return m_mr->ConvertIn(v);}
+ virtual Element ConvertOut(const Element &v) const {return m_mr->ConvertOut(v);}
+ const AbstractGroup<Element> & GetGroup() const {return m_mr->MultiplicativeGroup();}
+ Element BERDecodeElement(BufferedTransformation &bt) const {return Integer(bt);}
+ void DEREncodeElement(BufferedTransformation &bt, const Element &v) const {v.DEREncode(bt);}
+
+ // non-inherited
+ void SetModulus(const Integer &v) {m_mr.reset(new MontgomeryRepresentation(v));}
+ const Integer & GetModulus() const {return m_mr->GetModulus();}
+
+private:
+ value_ptr<MontgomeryRepresentation> m_mr;
+};
+
+NAMESPACE_END
+
+#endif
|